Layers of the Earth and Convection Review

Front

What happens to hot materials in the Earth's layers?

Back

Hot things rise; cold things sink.

Front

What happens to magma as it gets closer to the Earth's core?

Back

It gets hotter and begins to rise.

Front

What is the relationship between density and floating?

Back

More dense things sink.

Front

How does temperature change as you move from the Earth's crust to the inner core?

Back

Temperature increases.

Front

Which type of crust is denser: oceanic or continental?

Back

Oceanic crust is more dense.

Front

What is convection?

Back

Convection is the movement of heat through fluids (liquids and gases) where hot materials rise and cold materials sink.

Front

What is the Earth's crust?

Back

The Earth's crust is the outermost layer of the Earth, consisting of solid rock.

Front

What is the mantle?

Back

The mantle is the layer of the Earth between the crust and the core, made of semi-solid rock that flows slowly.

Front

What is the outer core?

Back

The outer core is a liquid layer composed mainly of iron and nickel, located beneath the mantle.

Front

What is the inner core?

Back

The inner core is the solid innermost layer of the Earth, composed mainly of iron and nickel.